<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <form>
    籍贯：
    <select>
        <option selected="selected">河南</option>
        <!-- selected=selected，当前项即为默认选中项 -->
        <option>河北</option>
        <option>山东</option>
        <option>山西</option>
        <option>济南</option>
    </select>
</form>
</body>
</html>